@import "https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;700;900&display=swap";:root{--bg-primary:#121212;--bg-card:#1f1f1f;--bg-input:#2d2d2d;--text-primary:#fff;--text-secondary:#e0e0e0;--text-muted:#b5b5b5;--accent-gold:gold;--accent-orange:#ff8c00;--accent-green:#00e676;--accent-red:#ff3d00;--font-size-base:20px;--font-size-title:28px;--font-size-large:36px;--font-size-small:16px;--click-target-min:56px;--border-radius-lg:18px;--border-radius-md:12px;--shadow-gold:0 8px 24px #ffd70026;--shadow-card:0 4px 12px #0006;--shadow-btn:0 6px 16px #ff8c004d}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{color:var(--text-primary);font-family:Noto Sans TC,system-ui,-apple-system,sans-serif;font-size:var(--font-size-base);background-color:#080808;justify-content:center;align-items:center;min-height:100vh;line-height:1.6;display:flex}#root{background-color:var(--bg-primary);flex-direction:column;width:100%;max-width:480px;min-height:100vh;display:flex;position:relative;overflow-x:hidden;box-shadow:0 0 32px #000c}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-input);border-radius:3px}.app-container{flex-direction:column;min-height:100vh;padding:20px 20px 90px;display:flex}.header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.title-main{font-size:var(--font-size-title);color:var(--accent-gold);text-shadow:0 2px 4px #00000080;align-items:center;gap:8px;font-weight:900;display:flex}.balance-card{border:3px solid var(--accent-gold);border-radius:var(--border-radius-lg);text-align:center;box-shadow:var(--shadow-gold);background:linear-gradient(135deg,#2a1b00 0%,#151000 100%);margin-bottom:24px;padding:16px 20px;position:relative;overflow:hidden}.balance-card:before{content:"";pointer-events:none;background:radial-gradient(circle,#ffd70014 0%,#0000 60%);width:200%;height:200%;position:absolute;top:-50%;left:-50%}.balance-label{font-size:var(--font-size-small);color:var(--accent-gold);letter-spacing:2px;text-transform:uppercase;font-weight:700}.balance-value{color:#fff;justify-content:center;align-items:center;gap:12px;margin-top:4px;font-size:40px;font-weight:900;display:flex}.coin-icon{font-size:44px;animation:2s ease-in-out infinite pulse-coin}.card{background-color:var(--bg-card);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-card);border:1px solid #2d2d2d;margin-bottom:16px;padding:20px}.card-title{font-size:calc(var(--font-size-base) + 2px);color:var(--accent-gold);margin-bottom:12px;font-weight:700}.btn{min-height:var(--click-target-min);border-radius:var(--border-radius-lg);font-size:var(--font-size-base);cursor:pointer;text-align:center;border:none;justify-content:center;align-items:center;gap:12px;width:100%;padding:12px 24px;font-weight:700;transition:all .2s cubic-bezier(.175,.885,.32,1.275);display:flex;box-shadow:0 4px 10px #0000004d}.btn:active{transform:scale(.96)}.btn-primary{color:#fff;box-shadow:var(--shadow-btn);background:linear-gradient(135deg,#ff8c00 0%,#e65100 100%);border-bottom:4px solid #b33c00}.btn-primary:active{border-bottom:0 solid #b33c00;transform:translateY(4px)scale(.96)}.btn-secondary{background-color:var(--bg-input);color:var(--text-primary);border:2px solid #444}.btn-accent{color:#000;background:linear-gradient(135deg,gold 0%,#ff8c00 100%);border-bottom:4px solid #b38600;font-weight:900}.btn-accent:active{border-bottom:0 solid #b38600;transform:translateY(4px)scale(.96)}.btn-outline-gold{color:var(--accent-gold);border:3px solid var(--accent-gold);background-color:#0000}.btn-disabled{cursor:not-allowed;pointer-events:none;color:#777!important;box-shadow:none!important;background:#333!important;border:none!important}.input-group{margin-bottom:20px}.input-label{font-size:var(--font-size-base);color:var(--text-secondary);margin-bottom:8px;font-weight:700;display:block}.input-text{width:100%;min-height:var(--click-target-min);background-color:var(--bg-input);border-radius:var(--border-radius-md);color:#fff;text-align:center;border:3px solid #444;outline:none;padding:10px 16px;font-size:24px;font-weight:700;transition:border-color .2s}.input-text:focus{border-color:var(--accent-gold)}.num-pad{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px;display:grid}.num-btn{background-color:var(--bg-card);color:#fff;border-radius:var(--border-radius-md);cursor:pointer;min-height:64px;box-shadow:var(--shadow-card);border:2px solid #3d3d3d;justify-content:center;align-items:center;font-size:26px;font-weight:900;display:flex}.num-btn:active{background-color:#333;transform:scale(.94)}.num-btn.btn-clear{color:#f88;background-color:#2a1212;border-color:#5a2222}.num-btn.btn-confirm{color:#8f8;background-color:#122a12;border-color:#225a22}.game-item{border-radius:var(--border-radius-md);text-align:left;width:100%;font-family:inherit;font-size:inherit;color:inherit;cursor:pointer;background-color:#1e1e1e;border:none;border-left:6px solid #444;justify-content:space-between;align-items:center;margin-bottom:12px;padding:16px;display:flex}.game-item.completed{border-left-color:var(--accent-green)}.game-item.active{border-left-color:var(--accent-gold);box-shadow:0 0 10px #ffd7001a}.game-info{flex-direction:column;display:flex}.game-title{font-size:var(--font-size-base);color:#fff;font-weight:700}.game-meta{font-size:var(--font-size-small);color:var(--text-muted);align-items:center;gap:6px;display:flex}.game-status{font-size:var(--font-size-small);text-align:center;border-radius:20px;padding:6px 12px;font-weight:700}.status-go{color:#000;background-color:gold}.status-done{color:var(--accent-green);border:1px solid var(--accent-green);background-color:#122a12}.memory-grid{perspective:1000px;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:20px;display:grid}.memory-card{aspect-ratio:1;cursor:pointer;transform-style:preserve-3d;border-radius:var(--border-radius-md);transition:transform .4s cubic-bezier(.175,.885,.32,1.2);position:relative}.memory-card.flipped{transform:rotateY(180deg)}.memory-card.matched{opacity:.85;transform:rotateY(180deg)}.card-face{backface-visibility:hidden;border-radius:var(--border-radius-md);width:100%;height:100%;box-shadow:var(--shadow-card);justify-content:center;align-items:center;font-size:32px;font-weight:900;display:flex;position:absolute}.card-back{border:3px solid var(--accent-gold);color:var(--accent-gold);background:radial-gradient(circle,#3a2200 0%,#1f1400 100%)}.card-front{background-color:#2a2a2a;border:3px solid #ff8c00;transform:rotateY(180deg)}.card-front.matched-style{border-color:var(--accent-green);background-color:#122a12}.tap-grid{grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:24px;display:grid}.tap-cell{aspect-ratio:1;background-color:var(--bg-card);border-radius:var(--border-radius-md);color:#fff;cursor:pointer;box-shadow:var(--shadow-card);border:3px solid #3d3d3d;justify-content:center;align-items:center;font-size:28px;font-weight:900;transition:all .15s;display:flex}.tap-cell:active{transform:scale(.92)}.tap-cell.target{border-color:var(--accent-gold);color:var(--accent-gold);box-shadow:var(--shadow-gold);background-color:#2a2200}.tap-cell.done{border-color:var(--accent-green);color:var(--accent-green);opacity:.6;background-color:#122a12}.quiz-progress{font-size:var(--font-size-base);color:var(--accent-gold);text-align:center;margin-bottom:12px;font-weight:700}.quiz-question-box{background-color:var(--bg-card);border-radius:var(--border-radius-lg);text-align:center;min-height:140px;box-shadow:var(--shadow-card);border:2px solid #3d3d3d;justify-content:center;align-items:center;margin-bottom:24px;padding:24px;font-size:22px;font-weight:700;display:flex}.quiz-options{flex-direction:column;gap:14px;display:flex}.option-btn{min-height:var(--click-target-min);background-color:var(--bg-card);color:#fff;border-radius:var(--border-radius-lg);font-size:var(--font-size-base);text-align:left;cursor:pointer;border:3px solid #3d3d3d;padding:12px 20px;font-weight:700;transition:all .2s}.option-btn:active{background-color:#2a2a2a}.option-btn.correct{border-color:var(--accent-green)!important;color:var(--accent-green)!important;background-color:#0b2210!important}.option-btn.wrong{border-color:var(--accent-red)!important;color:var(--accent-red)!important;background-color:#2c0b0b!important}.reward-grid{flex-direction:column;gap:16px;display:flex}.reward-card{background-color:var(--bg-card);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-card);border:1px solid #2d2d2d;align-items:center;gap:16px;padding:16px;display:flex}.reward-img-box{border-radius:var(--border-radius-md);background-color:#2a2a2a;border:2px solid #3d3d3d;justify-content:center;align-items:center;width:100px;height:100px;display:flex;overflow:hidden}.reward-img-placeholder{font-size:40px}.reward-details{flex-direction:column;flex:1;justify-content:center;display:flex}.reward-title{font-size:calc(var(--font-size-base) + 2px);color:#fff;margin-bottom:4px;font-weight:900}.reward-stock{font-size:var(--font-size-small);color:var(--text-muted);margin-bottom:8px}.reward-action-row{justify-content:space-between;align-items:center;display:flex}.reward-price{color:var(--accent-gold);align-items:center;gap:6px;font-size:22px;font-weight:900;display:flex}.reward-btn-small{color:#fff;border-radius:var(--border-radius-md);cursor:pointer;background:linear-gradient(135deg,#ff8c00 0%,#e65100 100%);border:none;min-height:48px;padding:8px 16px;font-weight:700}.ledger-list{flex-direction:column;gap:12px;display:flex}.ledger-item{background-color:var(--bg-card);border-radius:var(--border-radius-md);border-left:5px solid var(--accent-gold);border:1px solid #2d2d2d;justify-content:space-between;align-items:center;padding:14px 18px;display:flex}.ledger-item.gain{border-left:5px solid var(--accent-green)}.ledger-item.spend{border-left:5px solid var(--accent-red)}.ledger-info{flex-direction:column;display:flex}.ledger-title{font-size:var(--font-size-base);font-weight:700}.ledger-date{font-size:var(--font-size-small);color:var(--text-muted)}.ledger-value{font-size:22px;font-weight:900}.ledger-value.plus{color:var(--accent-green)}.ledger-value.minus{color:var(--accent-red)}.fulfill-box{text-align:center;border:3px dashed var(--accent-gold);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-gold);background-color:#1e1805;margin:20px 0;padding:24px}.fulfill-code{letter-spacing:6px;color:#fff;text-shadow:0 0 10px #ffd70066;margin:12px 0;font-size:48px;font-weight:900}.modal-overlay{z-index:1000;background-color:#000000d9;justify-content:center;align-items:center;width:100%;height:100%;padding:20px;display:flex;position:absolute;top:0;left:0}.modal-content{background-color:var(--bg-card);border:3px solid var(--accent-gold);border-radius:var(--border-radius-lg);text-align:center;width:100%;max-width:400px;box-shadow:var(--shadow-gold);padding:24px;animation:.3s cubic-bezier(.175,.885,.32,1.2) modal-zoom}.modal-title{color:var(--accent-gold);margin-bottom:12px;font-size:24px;font-weight:900}.modal-text{font-size:var(--font-size-base);color:var(--text-secondary);margin-bottom:24px}.modal-actions{gap:12px;display:flex}.coin-popup-overlay{z-index:1100;pointer-events:none;background-color:#0009;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:absolute;top:0;left:0}.coin-popup-anim{font-size:100px;animation:1.2s cubic-bezier(.175,.885,.32,1.275) forwards coin-fly-up}.coin-popup-text{color:var(--accent-green);text-shadow:0 4px 8px #000c;font-size:36px;font-weight:900;animation:1.2s forwards text-pop}.nav-bar{z-index:500;background-color:#1a1a1a;border-top:3px solid #2d2d2d;justify-content:space-around;align-items:center;width:100%;height:76px;display:flex;position:absolute;bottom:0;left:0;box-shadow:0 -4px 16px #00000080}.nav-item{height:100%;color:var(--text-muted);cursor:pointer;font-family:inherit;font-size:inherit;background:0 0;border:none;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:4px;transition:all .2s;display:flex}.nav-item.active{color:var(--accent-gold);background-color:#222}.nav-icon{font-size:26px}.nav-label{font-size:14px;font-weight:700}.page-header{margin-bottom:20px}.page-title{font-size:var(--font-size-title);color:var(--accent-gold);font-weight:900}.page-desc{font-size:var(--font-size-small);color:var(--text-muted);margin-top:4px}.error-banner{border:2px solid var(--accent-red);color:#f88;border-radius:var(--border-radius-md);background-color:#2a1212;align-items:center;gap:12px;margin-bottom:16px;padding:16px;font-weight:700;display:flex}@keyframes pulse-coin{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes modal-zoom{0%{opacity:0;transform:scale(.85)}to{opacity:1;transform:scale(1)}}@keyframes coin-fly-up{0%{opacity:0;transform:translateY(100px)scale(.3)}30%{opacity:1;transform:translateY(-50px)scale(1.2)}70%{opacity:1;transform:translateY(-60px)scale(1.2)}to{opacity:0;transform:translateY(-180px)scale(.5)}}@keyframes text-pop{0%{opacity:0;transform:scale(.5)}30%{opacity:1;transform:scale(1)}70%{opacity:1;transform:scale(1.05)}to{opacity:0;transform:scale(.9)}}